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X Y is the membrane / partition between two chambers 1 and 2 containing sugar solutions of concentration c₁ and c₂ (c₁ c₂ ) mol L ⁻¹ . For the reverse osmosis to take place identify the correct condition (Here p₁ and p₂ are pressures applied on chamber 1 and 2) (A) Membrane/Partition; Cellophane, p ₁ (B) Membrane/Partition ; Porous. p ₂ (C) Membrane/Partition ; Parchment paper, p ₁ (D) Membrane/Partition : Cellophane

Options

  1. AB and D only
  2. BA and D only
  3. CA and C only
  4. DC only

Correct answer

C. A and C only

Step-by-step solution

Normal osmosis occurs from (2) to (1) For reverse osmosis from (1) to (2) Pressure : P ₁ Answer [A & C] only

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